International Journal of Optics / 2019 / Article / Fig 9

Research Article

All-Optical VCSEL-to-VCSEL Injection Based on Cross Gain Modulation for Routing in Multinode Flexible Spectrum Optimization in Optical Fibre Transmission Links

Figure 9

Extinction ratio for the laser at different bias current points as a function of drive voltage: (a) back-to-back transmission [33] and (b) 25 km transmission.